Buenavista comprises 35 barangays with an estimated population of 27,229. 27 of its barangays (77%) are connectivity dead zones with no recorded cell tower from either the national registry or crowdsourced data.
| Barangay | Population | Towers | Coverage |
|---|---|---|---|
| Anonang | 387 | 0 | Dead zone: no towers from any source |
| Asinan | 380 | 0 | Dead zone: no towers from any source |
| Bago | 808 | 0 | Dead zone: no towers from any source |
| Baluarte | 534 | 0 | Dead zone: no towers from any source |
| Bantuan | 611 | 0 | Dead zone: no towers from any source |
| Bato | 798 | 1 | Crowdsourced signal only (no registered tower) |
| Bonotbonot | 823 | 1 | Crowdsourced signal only (no registered tower) |
| Bugaong | 736 | 0 | Dead zone: no towers from any source |
| Cambuhat | 528 | 0 | Dead zone: no towers from any source |
| Cambus-oc | 1,029 | 1 | Crowdsourced signal only (no registered tower) |
| Cangawa | 1,365 | 4 | Crowdsourced signal only (no registered tower) |
| Cantomugcad | 286 | 0 | Dead zone: no towers from any source |
| Cantores | 573 | 0 | Dead zone: no towers from any source |
| Cantuba | 807 | 0 | Dead zone: no towers from any source |
| Catigbian | 607 | 0 | Dead zone: no towers from any source |
| Cawag | 755 | 0 | Dead zone: no towers from any source |
| Cruz | 884 | 0 | Dead zone: no towers from any source |
| Dait | 912 | 1 | Crowdsourced signal only (no registered tower) |
| Eastern Cabul-an | 1,227 | 0 | Dead zone: no towers from any source |
| Hunan | 1,142 | 0 | Dead zone: no towers from any source |
| Lapacan Norte | 340 | 0 | Dead zone: no towers from any source |
| Lapacan Sur | 543 | 0 | Dead zone: no towers from any source |
| Lubang | 994 | 0 | Dead zone: no towers from any source |
| Lusong (Plateau) | 614 | 0 | Dead zone: no towers from any source |
| Magkaya | 1,461 | 0 | Dead zone: no towers from any source |
| Merryland | 143 | 0 | Dead zone: no towers from any source |
| Nueva Granada | 810 | 0 | Dead zone: no towers from any source |
| Nueva Montana | 743 | 0 | Dead zone: no towers from any source |
| Overland | 896 | 0 | Dead zone: no towers from any source |
| Panghagban | 1,380 | 0 | Dead zone: no towers from any source |
| Poblacion | 726 | 2 | Crowdsourced signal only (no registered tower) |
| Puting Bato | 803 | 0 | Dead zone: no towers from any source |
| Rufo Hill | 1,068 | 7 | Crowdsourced signal only (no registered tower) |
| Sweetland | 836 | 1 | Crowdsourced signal only (no registered tower) |
| Western Cabul-an | 680 | 0 | Dead zone: no towers from any source |